Mary-Katherine Stone
Vermont State Representative, District C14 since 2022. Did not run for re-election in 2026; leaves office in January 2027.
- In office
- 3 yrs
- Since 2022
- Bills became law
- 5
- 32 sponsored, 2025–2026 session
- Votes missed
- 10.7%
- Chamber median 4.0%
- With party
- 100%
- On votes splitting the parties
- Last margin
- +1.5
- Won 2024
Source: Wikidata, congress-legislators and Open States; 99chambers legislative recordsUpdated Oct 27, 2026, 9:43 AM ET
Committees
As of 2026-10.
- Government Operations and Military Affairs
Source: Open States committeesUpdated Oct 27, 2026, 9:43 AM ET
Legislation
Became law May 2026
Became law Apr 2026
Source: Open States billsUpdated Nov 6, 2026, 4:22 PM ET
Voting record
Where Stone sits in the Vermont House of Representatives
Stone is closer to the center than 0% of the chamber's Democrats.
Closest: Barbara Rachelson, Esme Cole, Jubilee McGill
Source: 99chambers roll-call scalingUpdated Nov 6, 2026, 5:08 PM ET
With Stone’s party
- Votes with the chamber's Democrats100%
Black tick: the average of Democrats in the Vermont House of Representatives.
Source: 99chambers legislative scores from roll calls and cosponsorships
Key votes
Votes chosen for their effect, not their side: Stone’s vote, each party’s majority, and the result. An orange vote differs from most Democrats.
| Date | Bill | Stone | Dem. majority | Rep. majority | Result |
|---|---|---|---|---|---|
| May 28, 2026 | S 64: An act relating to amendments to the scope of practice for optometrists | Not voting | Yes | Yes | Passed 93–38 |
| May 26, 2026 | H 527: An act relating to extending the sunset of 30 V.S.A. § 248a | No | No | Yes | Failed 52–89 |
| May 19, 2026 | S 212: An act relating to potable water supply and wastewater system connections | No | No | Yes | Failed 63–74 |
| May 7, 2026 | S 209: An act relating to prohibiting civil arrest in sensitive locations | Yes | Yes | No | Passed 109–30 |
| May 6, 2026 | S 325: An act relating to regional planning and Act 250 Tier jurisdiction | No | No | Yes | Failed 66–76 |
Source: 99chambers key votes from Congress.gov, Voteview and Open States roll calls
Career
Offices held, and every time Stone was on a ballot. Filled marks are general elections won; hollow marks are primaries; an orange outline is a loss.
Source: 99chambers results archive (MEDSL, Klarner, state election offices)
Elections
Margin against the seat’s presidential baseline: how the seat voted for president in the same or nearest year.
| Year | Race | Result | Margin |
|---|---|---|---|
| 2024 | Vermont House of Representatives, District C14 | Won | D+1.5 |
| 2022 | Vermont House of Representatives, District C14 | Won | R+6.9 |
Source: 99chambers results archive
Seats Stone has held
- Vermont House of Representatives, District C14 · since 2022
Source: 99chambers results archive
Who Stone has run against
- Barbara Rachelson (D) · 2024 general, won
- Barbara Rachelson (D) · 2022 general, won
Source: 99chambers results archive
How we know Stone
One person, matched across every source we use.
- Open States ocd-person/eda9290c-b27b-4b39-bfc2-c760a63506ef
Source: Identity links: Wikidata, congress-legislators, Open States, FECUpdated Oct 27, 2026, 9:43 AM ET